How could Hashem tell Aharon not to mourn the death of his beloved sons? What lessons can we learn from this?

Why did we need a miracle to fit all of Klal Yisrael into the mishkan? What is the message and how does it connect to Pesach?

Why is there an extra level of לשמה needed by the קרבן חטאת? Why can the חטאת only be מכפר for a חיוב כרת which a person did בשגגה?

Why does this week's Parsha start with "Vayakhel" and why is that its name? What is the connection between the Egel and the Mishkan?